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Individual Calculations December 2023 |
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| Membrive Serra, Serafi Total change: -18.80 | |   |
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| Obert d'Escacs de la Catalunya Central Obert d'Escacs de la Catalunya Central Rondas 4-8 | Barcelona | ESP | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1313 | 1310 | 2.00 | 5 | -0.47 | 40 | -18.80 | |
|  Rolon Arguello, Guillermo Nicolas | | | 1450 | ESP | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Burniol Coch, Angel | | | 1473 | ESP | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Gonzalez Bosch, Adria | | | 1328 | ESP | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Sitges Ramos, Sandra | | | 1118 | ESP | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Llobet Planes, Jordi | | | 1196 | ESP | 0.50 | 1 | -0.16 | 40 | -6.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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